Home / 8,518,175.64-12,756,893.57-4,913,013.24

Finding the Fourth Proportional to 8,518,175.64, 12,756,893.57 and 4,913,013.24

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Solution

The fourth proportional to 8,518,175.64, 12,756,893.57 and 4,913,013.24 is: 7,357,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,175.64 : 12,756,893.57 = 4,913,013.24 : x
  2. Step 2: Convert to fraction form
    8,518,175.64/12,756,893.57 = 4,913,013.24/x
  3. Step 3: Cross multiply
    8,518,175.64x = 12,756,893.57 × 4,913,013.24
  4. Step 4: Simplify right side
    8,518,175.64x = 62,674,787,010,680.88
  5. Step 5: Solve for x
    x = 62,674,787,010,680.88/8,518,175.64
  6. Step 6: Final answer
    x = 7,357,771.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.